The VCO1217-1307 from Dynamic Engineers is a Voltage Controlled Oscillator with Frequency 1.217 to 1.307 GHz, Power 3.16 mW, Tuning Sensitivity 15 MHz/V, Tuning Voltage 1 to 12 V, Phase Noise -108 dBc/Hz. Tags: Surface Mount. More details for VCO1217-1307 can be seen below.